GeForce GTX 670 vs Radeon HD 6990M

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 670 and Radeon HD 6990M. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GTX 670 and Radeon HD 6990M. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon HD 6990M is a Laptop Graphics Card

Note: Radeon HD 6990M is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Radeon HD 6990M here:

Main Specs

  GeForce GTX 670 Radeon HD 6990M
Power consumption (TDP) 170 Watt 100 Watt
Interface PCIe 3.0 x16 MXM-B (3.0)
Supplementary power connectors Two 6-pin None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort No outputs
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  • GeForce GTX 670 has 70% more power consumption, than Radeon HD 6990M.
  • GeForce GTX 670 is connected by PCIe 3.0 x16, and Radeon HD 6990M uses MXM-B (3.0) interface.
  • GeForce GTX 670 and Radeon HD 6990M have maximum RAM of 2 GB.
  • GeForce GTX 670 is used in Desktops, and Radeon HD 6990M - in Laptops.
  • GeForce GTX 670 is build with Kepler architecture, and Radeon HD 6990M - with Terascale 2.
  • Core clock speed of GeForce GTX 670 is 265 MHz higher, than Radeon HD 6990M.
  • GeForce GTX 670 is manufactured by 28 nm process technology, and Radeon HD 6990M - by 40 nm process technology.
  • Memory clock speed of Radeon HD 6990M is 894 MHz higher, than GeForce GTX 670.

Game benchmarks

high / 1080p 35−40 14−16
ultra / 1080p 21−24 8−9
QHD / 1440p 16−18 3−4
4K / 2160p 10−11
low / 720p 60−65 30−33
medium / 1080p 40−45 16−18
The average gaming FPS of GeForce GTX 670 in Assassin's Creed Odyssey is 140% more, than Radeon HD 6990M.

Full Specs

  GeForce GTX 670 Radeon HD 6990M
Architecture Kepler Terascale 2
Code name GK104 Blackcomb XTX
Type Desktop Laptop
Release date 10 May 2012 12 July 2011
Pipelines 1344 1120
Core clock speed 980 MHz 715 MHz
Boost Clock 980 MHz
Transistor count 3,540 million 1,700 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 102.5 billion/sec 40.04
Floating-point performance 2,459.5 gflops 1,601.6 gflops
Length 9.5" (24.1 cm)
Memory bus width 256-bit GDDR5 256 Bit
Memory clock speed 6.0 GB/s 900 MHz
Memory bandwidth 192.2 GB/s 115.2 GB/s
Shared memory -
DirectX 12 (11_0) 11.2 (11_0)
Shader Model 5.1 5.0
OpenGL 4.2 4.4
OpenCL 1.2 1.2
Vulkan 1.1.126 N/A
CUDA +
CUDA cores 1344
Bus support PCI Express 3.0
Height 4.376" (11.1 cm)
SLI options +
Multi monitor support 4 displays
HDMI +
HDCP +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
3D Blu-Ray +
3D Gaming +
3D Vision +
Bitcoin / BTC (SHA256) 97 Mh/s
Laptop size large
Ethereum / ETH (DaggerHashimoto) 13 Mh/s
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